Will the tablet break after four hours?

No, if the energy can be used in a small amount for a long time, the impact will be great, but if it is used for a long time, it will definitely be lost and the time can be used reasonably. Small intelligent learning tablet is a small intelligent learning tablet specially designed for learning. It was pre-sold on February 24th, 20021year. The small intelligent learning tablet has the patent of blue-light protection for the large screen of excellent blue hardware, and 12 heavy intelligent eye protection, ranking first in the authoritative evaluation of Chinese Academy of Sciences.